rtl818x_pci: make RSSI code more readable

remove the if-else chains and use switch-case to make code more
readable and avoiding long lines that broke in several lines

Signed-off-by: Andrea Merello <andrea.merello@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 8 insertions, 5 deletions

diff --git a/drivers/net/wireless/rtl818x/rtl8180/dev.c b/drivers/net/wireless/rtl818x/rtl8180/dev.c
index 2c1c02bafa10..c2dd5e636d28 100644
--- a/drivers/net/wireless/rtl818x/rtl8180/dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8180/dev.c
@@ -209,7 +209,7 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev)
         struct rtl8180_priv *priv = dev->priv;
         struct rtl818x_rx_cmd_desc *cmd_desc;
         unsigned int count = 32;
-        u8 signal, agc, sq;
+        u8 agc, sq, signal = 1;
         dma_addr_t mapping;
 
         while (count--) {
@@ -266,18 +266,21 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev)
                         rx_status.rate_idx = (flags >> 20) & 0xF;
                         agc = (flags2 >> 17) & 0x7F;
 
-                        if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8185) {
+                        switch (priv->chip_family) {
+                        case RTL818X_CHIP_FAMILY_RTL8185:
                                 if (rx_status.rate_idx > 3)
                                         signal = 90 - clamp_t(u8, agc, 25, 90);
                                 else
                                         signal = 95 - clamp_t(u8, agc, 30, 95);
-                        } else if (priv->chip_family ==
-                                   RTL818X_CHIP_FAMILY_RTL8180) {
+                                break;
+                        case RTL818X_CHIP_FAMILY_RTL8180:
                                 sq = flags2 & 0xff;
                                 signal = priv->rf->calc_rssi(agc, sq);
-                        } else {
+                                break;
+                        case RTL818X_CHIP_FAMILY_RTL8187SE:
                                 /* TODO: rtl8187se rssi */
                                 signal = 10;
+                                break;
                         }
                         rx_status.signal = signal;
                         rx_status.freq = dev->conf.chandef.chan->center_freq;